ICD-10-CM › S00-T88 › T20-T25 › T20 Burn and corrosion of head, face, and neck › T20.7
Corrosion of third degree of head, face, and neck
Not billableICD-10-CM diagnosis code.
This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.
Submit one of these 9 more specific codes instead:
- T20.70 Corrosion of third degree of head, face, and neck, unspecified site (also a header)
- T20.71 Corrosion of third degree of ear [any part, except ear drum] (also a header)
- T20.72 Corrosion of third degree of lip(s) (also a header)
- T20.73 Corrosion of third degree of chin (also a header)
- T20.74 Corrosion of third degree of nose (septum) (also a header)
- T20.75 Corrosion of third degree of scalp [any part] (also a header)
- T20.76 Corrosion of third degree of forehead and cheek (also a header)
- T20.77 Corrosion of third degree of neck (also a header)
- T20.79 Corrosion of third degree of multiple sites of head, face, and neck (also a header)
This code requires a seventh character. See the rule below.
What has happened to this code
Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2012 Added to the draft code set draft Corrosion of third degree of head, face, and neck
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from T20 Burn and corrosion of head, face, and neck
Seventh character required
- The appropriate 7th character is to be added to each code from category T20
Excludes2 - not included here
- burn and corrosion of ear drum (T28.41, T28.91)
- burn and corrosion of eye and adnexa (T26.-)
- burn and corrosion of mouth and pharynx (T28.0)
Inherited from the T20-T25 section Burns and corrosions of external body surface, specified by site (T20-T25)
Use additional code
- code from category T31 or T32 to identify extent of body surface involved
Includes
- burns and corrosions of first degree [erythema]
- burns and corrosions of second degree [blisters][epidermal loss]
- burns and corrosions of third degree [deep necrosis of underlying tissue] [full- thickness skin loss]
Codes in the same group
| Code | Description | Status |
|---|---|---|
| T20.0 | Burn of unspecified degree of head, face, and neck | Not billable |
| T20.1 | Burn of first degree of head, face, and neck | Not billable |
| T20.2 | Burn of second degree of head, face, and neck | Not billable |
| T20.3 | Burn of third degree of head, face, and neck | Not billable |
| T20.4 | Corrosion of unspecified degree of head, face, and neck | Not billable |
| T20.5 | Corrosion of first degree of head, face, and neck | Not billable |
| T20.6 | Corrosion of second degree of head, face, and neck | Not billable |